| Patents Granted on 1953-06-30 |
Patents 1 -
9
of 9
      |
| Number | Date | Patentee | Title | Type |
| 2,643,441 | Jun. 30, 1953 | K.F. Gallimore | Machine Tool | horizontal boring mills |
| 2,643,459 | Jun. 30, 1953 | S.G. Snortland, B.E. Beers | Measuring Device for Pistons in Depth Engines | special purpose gauges |
| 2,643,460 | Jun. 30, 1953 | E.C. Zirzow, W.P. Adair, H.W. Dietert | Hardness Testing Indicator | |
| 2,643,554 | Jun. 30, 1953 | E. Sperisen | Boring Bar Pilot Support | metalworking machine tool holders |
| 2,643,570 | Jun. 30, 1953 | W.R. Meyer, H.J. Siekmann | Multiple Station Center Drive Crankshaft Lathe | metalworking machine mechanisms |
| 2,643,571 | Jun. 30, 1953 | E.P. Bullard, III | Machine Tool Centering Device | |
| 2,643,585 | Jun. 30, 1953 | F.J. Lapointe, E.J. Lapointe | Broaching machine | broaching machines |
| 2,643,827 | Jun. 30, 1953 | W.H. Franzmann | Winding apparatus | |
| 2,644,131 | Jun. 30, 1953 | W.R. Elwell, G.M. Walraven | Timing Indicator for Internal Combustion Engines | vehicle mechanic |
